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单词 masseter
释义

Definition of masseter in English:

masseter

(also masseter muscle)
noun maˈsiːtəməˈsidər
Anatomy
  • A muscle which runs through the rear part of the cheek from the temporal bone to the lower jaw on each side and closes the jaw in chewing.

    〔剖〕咬肌

    Example sentencesExamples
    • There are thirty-two segments devoted to a particular muscle, such as temporalis, masseter, sternocleidomastoid, biceps brachii and so on.
    • A case has been reported of displacement of the parotid gland on one side, with the entire gland being located on the masseter muscle.
    • Forceful jaw closure is a function of these muscles; the masseter that runs from the cheek bone to the angle of the jaw can easily be felt bulging and hardening when the teeth are clenched.
    • The main muscle used in chewing by rodents is the masseter, and the rodents can be divided into several groups based on exactly how they use these muscles.
    • The jaw adductor muscles, masseter and temporalis, are small and architecturally simple.

Origin

Late 16th century: from Greek masētēr, from masasthai 'to chew'.

Definition of masseter in US English:

masseter

(also masseter muscle)
nounməˈsidərməˈsēdər
Anatomy
  • A muscle which runs through the rear part of the cheek from the temporal bone to the lower jaw on each side and closes the jaw in chewing.

    〔剖〕咬肌

    Example sentencesExamples
    • Forceful jaw closure is a function of these muscles; the masseter that runs from the cheek bone to the angle of the jaw can easily be felt bulging and hardening when the teeth are clenched.
    • The jaw adductor muscles, masseter and temporalis, are small and architecturally simple.
    • There are thirty-two segments devoted to a particular muscle, such as temporalis, masseter, sternocleidomastoid, biceps brachii and so on.
    • The main muscle used in chewing by rodents is the masseter, and the rodents can be divided into several groups based on exactly how they use these muscles.
    • A case has been reported of displacement of the parotid gland on one side, with the entire gland being located on the masseter muscle.

Origin

Late 16th century: from Greek masētēr, from masasthai ‘to chew’.

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更新时间:2025/7/5 0:53:13